Answer:
-7x + 24
Explanation:
(13x + 30) - (20x + 6)
13x + 30 - 20x - 6
-7x + 30 - 6
-7x + 24
Answer:
5*26.30-7*30.8
Step-by-step explanation:
I think
The three consecutive numbers.....12+14+16=42
Answer:

Step-by-step explanation:

Let's solve:

4(
)
x = 16
Let's check:


4 = 4
Hope this helps!
X = 9
Since it is a equilateral triangle, the all sides should be 60 degrees. Set one equation to 60 and you would get x = 9.